will give you 10 points, thank for the help!

Answer:
Step-by-step explanation:
Area of the shaded region will be "(area of rectangle) - (area of triangle)"
Area of rectangle: 8 ft * 5 ft = 40 ft^2
Area of triangle: 1/2 * 3 ft (36 in) * 2.25 ft (27 in) = = 3.375 ft^2
40 - 3.375 = 36.625 ft ^2 = 5274 in^2